Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
huong luan » huong lan, cuong luan, huong loan
ho chieu » theo chieu, hoc thieu, doi chieu
luan han » luan hoan, luan phan, luan van
cong dan » cong san, cong tan, huong dan
cong tac » cong ty
toan tap » toan ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - anh huong luan han ((cong dan) or (cong tac)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - anh huong luan han ((cong dan) OR (cong tac)) toan tap.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - anh huong luan han ((cong dan) or (cong tac)) toan tap*.